Two-circuit Limit Switch

WL

Wide Range of Two-circuit Switches; Select One for the Operating Environment/Application WL/Basic models

General-purpose Switches

Standard Switches

Note: Models are also available with ground terminals. 

Lever

Actuator

Roller lever R38

 image

Roller lever R50

image

Roller lever R63

image

Item

Model

Model

Model

Basic

Standard load

WLCA2

WLCA2-7

WLCA2-8

Microload

WL01CA2

WL01CA2-7

WL01CA2-8

Overtravel

General-
 purpose

Standard load

WLH2

-

-

Microload

WL01H2

-

-

90°
 operation

Standard load

WLCA2-2

-

-

Microload

WL01CA2-2

-

-

Standard load

WLCA2-2N

-

-

Microload

WL01CA2-2N

-

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Adjustable
 roller lever

image

Adjustable rod
 lever
 25 to 140mm

image

Adjustable rod
 lever
 350 to 380mm

image

Rod
 spring
 lever

image

Item

Model

Model

Model

Model

Basic

Standard load

WLCA12

WLCL

-

-

Microload

WL01CA12

WL01CL

-

-

Overtravel

General-
 purpose

Standard load

WLH12

WLHL

WLHAL4

WLHAL5

Microload

WL01H12

WL01HL

-

-

90°
 operation

Standard load

WLCA12-2

WLCL-2

-

-

Microload

WL01CA12-2

-

-

-

Standard load

WLCA12-2N

WLCL-2N

-

-

Microload

WL01CA12-2N

WL01CL-2N

-

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Fork lever lock
 (with WL-5A100
 plastic roller lever)

image

Fork lever lock
 (with WL-5A102
 plastic roller lever)

image

Fork lever lock
 (with WL-5A104
 plastic roller lever)

image

Fork lever lock
 (with WL-5A104
 plastic roller lever)

image

Item

Model

Model

Model

Model

Maintained

Standard load

WLCA32-41

WLCA32-42

WLCA32-43

WLCA32-44

Microload 

WL01CA32-41

-

WL01CA32-43

WL01CA32-44

Plunger

Actuator

Top plunger

image

Top-roller plunger

image

Top-ball plunger

image

Sealed top-roller
 plunger

image

Item

Model

Model

Model

Model

Top plunger

Standard load

WLD

WLD2

WLD3

WLD28

Microload

WL01D

WL01D2

WL01D3

WL01D28

Actuator

Horizontal plunger

image

Horizontal-roller plunger

image

Horizontal-ball plunger

image

Item

Model

Model

Model

Side plunger

Standard load

WLSD

WLSD2

WLSD3

Microload

WL01SD

WL01SD2

WL01SD3












Flexible Rod

Actuator

Coil spring (spring
 diameter: 6.5)

image

Coil spring (spring
 diameter: 4.8)

image

Coil spring (resin
 rod diameter: 8)

image

Steel wire (wire
 diameter: 1)

image

Item

Model

Model

Model

Model

Flexible rod

Standard load

WLNJ

WLNJ-30

WLNJ-2

WLNJ-S2

Microload

WL01NJ

WL01NJ-30

WL01NJ-2

WL01NJ-S2

Indicator-equipped Switches

Lever

Actuator

Roller lever
 R38

image

Roller lever
 R50

image

Roller lever
 R63

image

Adjustable roller
 lever

image

Item

Model

Model

Model

Model

Basic

Neon lamp

WLCA2-LE

WLCA2-7LE

WLCA2-8LE

WLCA12-LE

LED

WLCA2-LD

WLCA2-7LD

WLCA2-8LD

WLCA12-LD

Overtravel

General-
 purpose

Neon lamp

WLH2-LE

-

-

WLH12-LE

LED

WLH2-LD

-

-

WLH12-LD

90°
 operation

Neon lamp

WLCA2-2LE

-

-

WLCA12-2LE

LED

WLCA2-2LD

-

-

WLCA12-2LD

Neon lamp

WLCA2-2NLE

-

-

WLCA12-2NLE

LED

WLCA2-2NLD

-

-

WLCA12-2NLD

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Adjustable rod lever
 25 to 140 mm

image

Adjustable rod lever
 350 to 380 mm

image

Rod spring lever

image

Item

Model

Model

Model

Basic

Neon lamp

WLCL-LE

-

-

LED

WLCL-LD

-

-

Overtravel

General-
 purpose

Neon lamp

WLHL-LE

WLHAL4-LE

WLHAL5-LE

LED

WLHL-LD

WLHAL4-LD

WLHAL5-LD

90°
 operation

Neon lamp

WLCL-2LE

-

-

LED

WLCL-2LD

-

-

Neon lamp

WLCL-2NLE

-

-

LED

WLCL-2NLD

-

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Fork lever lock (with
 WL-5A100 Plastic
 Roller Lever)

image

Fork lever lock (with
 WL-5A102 Plastic
 Roller Lever)

image

Fork lever lock (with
 WL-5A104 Plastic
 Roller Lever)

image

Item

Model

Model

Model

Maintained

Neon lamp

WLCA32-41L E

WLCA32-42LE

WLCA32-43LE

LED

WLCA32-41LD

-

WLCA32-43LD

Plunger

Actuator

Top plunger

image

Top-roller plunger

image

Top-ball plunger

image

Sealed top-roller plunger

image

Item

Model

Model

Model

Model

Top plunger

Neon lamp

WLD-LE

WLD2-LE

WLD3-LE

WLD28-LE

LED

WLD-LD

WLD2-LD

WLD3-LD

WLD28-LD

Actuator

Horizontal plunger

image

Horizontal-roller plunger

image

Horizontal-ball plunger

image

Item

Model

Model

Model

Side plunger

Neon lamp

WLSD-LE

WLSD2-LE

WLSD3-LE

LED

WLSD-LD

WLSD2-LD

WLSD3-LD
















Flexible Rod

Actuator

Coil spring (spring
 diameter: 6.5)

image

Coil spring (spring
 diameter: 4.8)

image

Coil spring (resin
 rod diameter: 8)

image

Steel wire (wire
 diameter: 1)

image

Item

Model

Model

Model

Model

Flexible rod

Neon lamp

WLNJ-LE

WLNJ-30LE

WLNJ-2LE

WLNJ-S2LE

LED

WLNJ-LD

WLNJ-30LD

WLNJ-2LD

WLNJ-S2LD

Sensor I/O Connector Switches

Direct-wired Connectors

Actuator

Item

Basic

Overtravel

General-purpose

Wiring

Built-in switch
 specification

Model

Model

Roller lever
 
image

2-conductor

DC

NO

connector pins
 No. 3, 4

Standard

WLCA2-LDK13

WLH2-LDK13

Airtight seal

WLCA2-55LDK13

WLH2-55LDK13

4-conductor

DC



Standard

WLCA2-LDK43

WLH2-LDK43

Airtight seal

WLCA2-55LDK43

WLH2-55LDK43

Top-roller
 plunger
 
image

2-conductor

DC

NO

connector pins
 No. 3, 4

Standard

WLD2-LDK13

-

Airtight seal

WLD2-55LDK13

-

4-conductor

DC



Standard

WLD2-LDK43

-

Airtight seal

WLD2-55LDK43

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Pre-wired Connectors

Actu-
 ator

Item

Basic

Overtravel

General-purpose

Wiring

Built-in
 switch
 specification

Model

Model

Roller
 lever
 
image

2-
 conductor

DC

NO

connector pins
 No. 3, 4

Standard

WLCA2-LD-M1J

WLH2-LD-M1J

Airtight seal

WLCA2-55LD-M1J

-

connector pins
 No. 1, 4

Standard

WLCA2-LD-M1GJ

WLH2-LD-M1GJ

Airtight seal

WLCA2-55LD-M1GJ

-

NC

connector pins
 No. 3, 2

Standard

-

-

Airtight seal

WLCA2-55LD-M1JB

-

4-
 conductor

DC



Standard

WLCA2-LD-DGJ03

WLH2-LD-DGJ03

Airtight seal

WLCA2-55LD-DGJ03

-

3-
 conductor

DC


connector pins
 No. 2, 3, 4

Standard

WLCA2-LD-DK1EJ03

-

Airtight seal

WLCA2-55LD-DK1EJ03

-

Top-
 roller
 plunger
 
image

2-
 conductor

DC

NO

connector pins
 No. 3, 4

Standard

WLD2-LD-M1J

-

Airtight seal

WLD2-55LD-M1J

-

connector pins
 No. 1, 4

Standard

WLD2-LD-M1GJ

-

Airtight seal

WLD2-55LD-M1GJ

-

NC

connector pins
 No. 3, 2

Standard

-

-

Airtight seal

WLD2-55LD-M1JB

-

4-
 conductor

DC



Standard

WLD2-LD-DGJ03

-

Airtight seal

-

-

3-
 conductor

DC


connector pins
 No. 2, 3, 4

Standard

WLD2-LD-DK1EJ03

-

Airtight seal

WLD2-55LD-DK1EJ03

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Environment-resistant Switches

Note: Models are also available with ground terminals. 

Actuator

Roller lever R38
 
image

Item

Basic

Overtravel

General-purpose

Model

Model

Airtight seal

No indicator

WLCA2-55

WLH2-55

Indicator

LED

WLCA2-55LD

WLH2-55LD

Neon

WLCA2-55LE

WLH2-55LE

Hermetic seal

Molded terminals

-139

No indicator

WLCA2-139

WLH2-139

Indicator

NC wiring

WLCA2-139LD2

-

NO wiring

WLCA2-139LD3

-

-140

No indicator

WLCA2-140

WLH2-140

Indicator

NC wiring

WLCA2-140LD2

-

NO wiring

WLCA2-140LD3

-

-141

No indicator

WLCA2-141

WLH2-141

Indicator

NC wiring

WLCA2-141LD2

-

NO wiring

WLCA2-141LD3

WLH2-141LD3

Anti-coolant

No indicator

WLCA2-RP60

WLH2-RP60

Indicator

NC wiring

WLCA2-RP60LD2

-

NO wiring

WLCA2-RP60LD3

WLH2-RP60LD3

Heat-resistant

No indicator

WLCA2-TH

WLH2-TH

Low-temperature

WLCA2-TC

WLH2-TC

Corrosion-proof

WLCA2-RP

WLH2-RP

Weather-proof

WLCA2-P1

WLH2-P1

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Roller lever R38
 
image

Item

Overtravel

90° (-2 model)

90° (-2N model)

Model

Model

Airtight seal

No indicator

WLCA2-255

WLCA2-2N55

Indicator

LED

WLCA2-255LD

WLCA2-2N55LD

Neon

WLCA2-255LE

WLCA2-2N55LE

Hermetic seal

Molded terminals

-139

No indicator

WLCA2-2139

WLCA2-2N139

Indicator

NC wiring

WLCA2-2139LD2

-

NO wiring

WLCA2-2139LD3

-

-140

No indicator

-

WLCA2-2N140

Indicator

NC wiring

-

-

NO wiring

-

-

-141

No indicator

-

-

Indicator

NC wiring

-

-

NO wiring

-

-

Anti-coolant

No indicator

WLCA2-2RP60

-

Indicator

NC wiring

WLCA2-2RP60LD2

-

NO wiring

WLCA2-2RP60LD3

-

Heat-resistant

No indicator

WLCA2-2TH

WLCA2-2NTH

Low-temperature

WLCA2-2TC

WLCA2-2NTC

Corrosion-proof

-

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Adjustable roller lever
 
image

Item

Basic

Overtravel

General-purpose

Model

Model

Airtight seal

No indicator

WLCA12-55

-

Indicator

LED

WLCA12-55LD

-

Neon

WLCA12-55LE

-

Hermetic seal

Molded terminals

-139

No indicator

WLCA12-139

-

-140

WLCA12-140

-

-141

WLCA12-141

-

Anti-coolant

WLCA12-RP60

-

Heat-resistant

No indicator

WLCA12-TH

WLH12-TH

Low-temperature

WLCA12-TC

WLH12-TC

Corrosion-proof

WLCA12-RP

WLH12-RP

Weather-proof

WLCA12-P1

WLH12-P1

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Adjustable roller lever image

Item

Overtravel

90° (-2 model)

90° (-2N model)

Model

Model

Heat-resistant

No indicator

WLCA12-2TH

WLCA12-2NTH

Low-temperature

WLCA12-2TC

WLCA12-2NTC

Actuator

Adjustable rod lever 25 to 140 mm
 
image

Item

Basic

Overtravel

General-purpose

Model

Model

Airtight seal

No indicator

WLCL-55

-

Indicator

LED

WLCL-55LD

-

Neon

-

-

Hermetic seal

Molded terminals

-139

No indicator

WLCL-139

-

-140

WLCL-140

-

-141

-

-

Anti-coolant

WLCL-RP60

-

Heat-resistant

No indicator

WLCL-TH

WLHL-TH

Low-temperature

WLCL-TC

WLHL-TC

Corrosion-proof

WLCL-RP

WLHL-RP

Weather-proof

WLCL-P1

WLHL-P1











 Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Actuator

Adjustable rod lever 25 to 140 mm image

Item

Overtravel

90° (-2 model)

90° (-2N model)

Model

Model

Heat-resistant

No indicator

WLCL-2TH

WLCL-2NTH

Low-temperature

WLCL-2TC

WLCL-2NTC

Corrosion-proof

WLCL-2RP

-

Actuator

Top-roller plunger

image

Sealed top-roller plunger

image

Horizontal plunger

Item

Model

Model

Model

Airtight seal

No indicator

WLD2-55

WLD28-55

WLSD-55

Indicator

LED

WLD2-55LD

WLD28-55LD

WLSD-55LD

Neon

WLD2-55LE

WLD28-55LE

-

Hermetic
 seal

Molded
 terminals

-139

No indicator

WLD2-139

WLD28-139

WLSD-139

-140

-

WLD28-140

-

Anti-coolant

WLD2-RP60

WLD28-RP60

WLSD-RP60

Heat-resistant

No indicator

WLD2-TH

WLD28-TH

WLSD-TH

Low-temperature

WLD2-TC

-

WLSD-TC

Corrosion-proof

WLD2-RP

WLD28-RP

WLSD-RP
















Note: The standard cable length for models with airtight seals is 5 m. 

Actuator

Horizontal-roller
 plunger

image

Coil spring (spring
 diameter: 6.5)

image

Coil spring (resin
 rod diameter: 8)

image

Item

Model

Model

Model

Airtight seal

No indicator

WLSD2-55

WLNJ-55

WLNJ-255

Indicator

LED

WLSD2-55LD

WLNJ-55LD

WLNJ-255LD

Neon

-

-

-

Hermetic
 seal

Molded
 terminals

-139

No indicator

WLSD2-139

WLNJ-139

-

-140

WLSD2-140

WLNJ-140

WLNJ-2140

Anti-coolant

WLSD2-RP60

WLNJ-RP60

WLNJ-2RP60

Heat-resistant

No indicator

WLSD2-TH

WLNJ-TH

-

Low-temperature

WLSD2-TC

WLNJ-TC

WLNJ-2TC

Corrosion-proof

WLSD2-RP

WLNJ-RP

WLNJ-2RP

Note: The standard cable length for models with airtight seals is 5 m. 

Spatter-prevention Switches

Actuator

Roller lever
 
image

Sealed top-roller
 plunger
 
image

Item

Double nut lever

image

Allen-head lever

image

Model

Model

Model

Neon lamp
 operation
 indicator

Basic

WLCA2-LEAS

WLCA2-LES

WLD28-LES

Overtravel

General-purpose

WLH2-LEAS

WLH2-LES

-

LED
 operation
 indicator

Basic

WLCA2-LDAS

WLCA2-LDS

WLD28-LDS

Overtravel

General-purpose

WLH2-LDAS

WLH2-LDS

-









Note: 1. For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1).
          2. Ask your OMRON representative about WL01[]-[]S Microload Switches.

Long-life Switches

Item

LED operation indicator *1

Basic

Overtravel

General-purpose

Actuator

Model

Model

image

Roller lever, screw terminal

WLMCA2-LD

WLMH2-LD

image

Roller lever,
 direct-wired connector

2-conductor

AC

WLMCA2-LDK13A

WLMH2-LDK13A

DC

WLMCA2-LDK13

WLMH2-LDK13

4-conductor

AC

WLMCA2-LDK43A

WLMH2-LDK43A

DC

WLMCA2-LDK43

WLMH2-LDK43

image

Roller lever,
 pre-wired connector *2

2-conductor

DC

WLMCA2-LD-M1J

WLMH2-LD-M1J

4-conductor

DC

WLMCA2-LD-DGJ03

WLMH2-LD-DGJ03

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1).
 1. The default setting is "light-ON when not operating." Turn the lamp holder by 180° to change the setting to "light-ON when operating". (Ask your OMRON representative about 2-conductor models.)
 2. With 0.3-m cable attached.

Connecting Cables

Voltage specification

Number of conductors

Cable length

Model

AC

2

2 m

XS2F-A421-DB0-F

5 m

XS2F-A421-GB0-F

4

2 m

XS2F-A421-D90-F

5 m

XS2F-A421-G90-F

DC

2

2 m

XS2F-D421-DD0

5 m

XS2F-D421-GD0

4

2 m

XS2F-D421-D80-F

5 m

XS2F-D421-G80-F

Individual Parts

Heads

Actuator type

Set model

Head model (with Actuator)

Roller lever

image

WLCA2

WL-1H1100

WLH2

WL-2H1100-1 *

WLCA2-2

WL-3H1100

WLCA2-2N

WL-6H1100

Adjustable roller lever

image

WLCA12

WL-1H2100

WLH12

WL-2H2100-1 *

WLCA12-2

WL-3H2100

WLCA12-2N

WL-6H2100

Adjustable rod lever

image

WLCL

WL-4H4100

WLCL-2

WL-3H4100

WLCL-2N

WL-6H4100

Top plunger

image

WLD

WL-7H100

WLD2

WL-7H200

WLD3

WL-7H300

WLD28

WL-7H400

Horizontal plunger

image

WLSD

WL-8H100

WLSD2

WL-8H200

WLSD3

WL-8H300

Fork lever lock

image

WLCA32-41

WL-5H5100

WLCA32-42

WL-5H5102

WLCA32-43

WL-5H5104

WLCA32-44

WL-5H5104

Coil spring

WLNJ

WL-9H100

WLNJ-30

WL-9H200

WLNJ-2

WL-9H300

WLNJ-S2

WL-9H400

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1).
 * The model number of Heads without levers are same as those of Heads with levers without the numbers at the end.
    Example: WL-1H1100 becomes WL-1H without the lever.
    However, the WLH2 and WLH12 become WL-2H-1 for the Heads without levers.
    Other Heads are also available. Ask your OMRON representative.

Switches without levers 

Actuator type

Switches without levers
 

Model

Switches for roller levers

Basic R38

WLRCA2

General-purpose overtravel, 80°

WLRH2

Overtravel, 90° operation

WLRCA2-2

Overtravel, 90° operation

WLRCA2-2N

Switches for adjustable roller levers

Basic

WLRCA2

General-purpose overtravel, 80°

WLRH2

Overtravel, 90° operation

WLRCA2-2

Overtravel, 90° operation

WLRCA2-2N

Switches for adjustable rod lever

Basic, 25 to 140 mm

WLRCL

Overtravel, 90° operation, 25 to 140 mm

WLRCA2-2

Overtravel, 90° operation, 25 to 140 mm

WLRCA2-2N

Switches for top plungers

-

-

Switches for horizontal plungers

-

-

Switches for fork lever locks

Maintained, WL-5A100
 Maintained, WL-5A102
 Maintained, WL-5A104

WLRCA32

Switches for coil springs

-

-

Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

Covers with Operation Indicators

Cover

Cover only with indicator

Item

Model

Neon lamp

WL-LE

LED

WL-LD

Note: The default setting is "light-ON when not operating."
 Turn the lamp holder by 180° to change the setting to "light-ON when operating."

Spatter-prevention Products

Head (with actuator)

Lever

Cover with
 indicator

Switches without
 Levers

Complete Heads
 with allen-head
 levers

Double
 Nut
 Lever

Allen-
 head
 Lever

Double
 Nut
 Lever

Cover with
 Indicator

Switches
 without levers

Model

Model

Model

Model

Model

Model

WL-1H1100S 
 (for WLCA2-[])

WL-2H1100S 
 (for WLH2-[])

WL-1A103S 
 Roller lever

WL-1A105S 
 Roller Lever

Neon lamp
WL-LES

WLRCA2-LDS

WLRH2-LES
 WLRH2-LDS

LED (LED)
WL-LDS














Note: For details of The WL high-sensitivity, high-precision models, refer to Limit Switch WL-N/WL Datasheet (Cat. No. C151-E1). 

WL Head Replacement

Heads can be replaced within the same model group. They cannot be replaced between different model groups. 

Group No.

Set model number

Head model number (with Actuator)

1

WLCA2

WL-1H1100

WLCA2-7

WL-1H1200

WLCA2-8

WL-1H1300

WLCA12

WL-1H2100

2

WLCL

WL-4H4100 *

3

WLH2

WL-2H1100-1

WLH12

WL-2H2100-1

WLHL

WL-2H4100

WLHAL4

WL-2H4106

WLHAL5

WL-2H4107

4

WLCA2-2N

WL-6H1100

WLCA12-2N

WL-6H2100

WLCL-2N

WL-6H4100

5

WLCA2-2

WL-3H1100

WLCA12-2

WL-3H2100

WLCL-2

WL-3H4100

6

WLCA32-41

WL-5H5100

WLCA32-42

WL-5H5102

WLCA32-43

WL-5H5104

WLCA32-44

WL-5H5104

7

WLD

WL-7H100

WLD2

WL-7H200

WLD3

WL-7H300

8

WLD28

WL-7H400 *

9

WLSD

WL-8H100

WLSD2

WL-8H200

WLSD3

WL-8H300

10

WLNJ

WL-9H100

WLNJ-30

WL-9H200

11

WLNJ-2

WL-9H300 *

12

WLNJ-S2

WL-9H400 *

* This Heads are special and must be used. Do not use any other Head.